Crank-operated Venetian blinds rely on a intricate mechanism to smoothly adjust the slats. A key component is the crank handle, which turns a gear or axle. This movement of power then acts upon a series of levers and linkages to open the blinds. The design must carefully weigh factors such as ease o

Manual blinds are commonly operated using a crank handle. This handle is securely attached to the blind's structure, allowing for smooth raising and lowering of the blind. When the crank handle is manipulated, it activates a series of pulleys within the blind's mechanism. These components transfer t